Strain-tunable Dzyaloshinskii--Moriya interaction and skyrmions in two-dimensional Janus Cr${}_2$X${}_3$Y${}_3$ (X, Y = Cl, Br, I, X $\ne$ Y) trihalide monolayers

Zhong Shen, Changsheng Song, Yufei Xue +3

Recently, great effort has been devoted to the search for two-dimensional (2D) ferromagnetic materials with inherent strong Dzyaloshinskii--Moriya interaction (DMI). Here, through…